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Class Information
Number: 451/180
Name: Abrading > Machine > Rotary tool > Rotary cylinder > Internal
Description: Abrading machine in which the abrading is done by the radially inwardly facing peripheral face.

Sub-classes under this class:

Class Number Class Name Patents
451/181 Abrading crank-pin 6

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8469075 Coating film peeling apparatus for resin material Jun. 25, 2013
8449352 Carbon electrode grinding apparatus May. 28, 2013
8376812 Grinder with built-in grinding agent dispenser Feb. 19, 2013
8360819 Method for grinding a machine part, and grinding machine for carrying out said method Jan. 29, 2013
8323071 Method of polishing the inner peripheral end surfaces of substrates for a recording medium using a brush Dec. 4, 2012
8277289 Multi-functional grinding apparatus Oct. 2, 2012
8235771 Method and apparatus for honing a workpiece and a workpiece Aug. 7, 2012
8182313 Carriage arrangement for a machine tool May. 22, 2012
8162722 Grindstone contact sensing method and its device, and honing method and honing machine Apr. 24, 2012
8016645 Chamfering apparatus for chamfering glass substrates Sep. 13, 2011
7972194 Weld gun tip dressing Jul. 5, 2011
7798889 Chamfering apparatus for chamfering glass substrates Sep. 21, 2010
7402097 Track supported bore finishing device Jul. 22, 2008
7347765 Honing installation with several work stations Mar. 25, 2008
7241209 Orbiting polishing tool Jul. 10, 2007
7104870 Modified radial motion (MRM) method for modifying lengthwise curvature of face-milling spiral bevel and hypoid gears Sep. 12, 2006
7083500 Method and device for grinding the outside and inside of a rotationally symmetric machine part comprising a longitudinal borehole Aug. 1, 2006
6991521 Edge finishing process for glass or ceramic disks used in disk drive data storage devices Jan. 31, 2006
6860795 Edge finishing process for glass or ceramic disks used in disk drive data storage devices Mar. 1, 2005
6796882 Applique film and paint treatment removal tool Sep. 28, 2004
6783444 Tool for machining surfaces in bores Aug. 31, 2004
6739954 Grinding pin for grinding machines comprising resin bonded selections of rough grit and fine grit May. 25, 2004
6716088 Work processing method Apr. 6, 2004
6679766 Diamond sleeve honing tool Jan. 20, 2004
6561869 Gear grinding machine and gear grinding method May. 13, 2003
6551178 Reamer with adjustable expansion/contraction, and bore finishing machine comprising the same Apr. 22, 2003
6475073 Inner diameter grinding wheel and grinding apparatus using the wheel for grinding a cylindrical workpiece Nov. 5, 2002
6461229 Abrasive machine for machining a surface of a cylindrical work piece Oct. 8, 2002
6435954 Abrasive machine for machining a flange on a work piece Aug. 20, 2002
6425808 Honing tool Jul. 30, 2002
6322423 Internal abrasive machine Nov. 27, 2001
6306017 Method and machining tool for producing helically profiled workpieces Oct. 23, 2001
6241590 External abrasive machine Jun. 5, 2001
6234879 Method and apparatus for wafer chamfer polishing May. 22, 2001
6203410 Reamer with adjustable expansion/contraction, and bore finishing machine comprising the same Mar. 20, 2001
6152812 Punching machine for cutting glass Nov. 28, 2000
5961382 Pipe beveler Oct. 5, 1999
5899795 Multi-function pipeline weld removal apparatus May. 4, 1999
5803794 Combined grinding machine for providing an internal spline Sep. 8, 1998
5800252 Fluid-activated variable honing tools and method of using the same Sep. 1, 1998
5709591 Unitary molded honing tool Jan. 20, 1998
5630749 Apparatus for the mechanical removal of deposits on welding electrodes May. 20, 1997
5591065 Method of dressing honing wheels Jan. 7, 1997
5571040 Method and device for detecting blade flexure and blade flexure control device for use with a slicing machine Nov. 5, 1996
5554063 Centerless grinder having inside diameter size control and method therefor Sep. 10, 1996
5547415 Method and apparatus for wafer chamfer polishing Aug. 20, 1996
5524604 Method and apparatus for slicing semiconductor wafers Jun. 11, 1996
5404678 Wafer chamfer polishing apparatus with rotary circular dividing table Apr. 11, 1995
5341603 External hone Aug. 30, 1994
5331775 Honing process with rough honing tool and finish honing tool on same rotating head Jul. 26, 1994

1 2 3

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